Refactor code structure for improved readability and maintainability

data/pdf_chunks/page_9.txt

@@ -0,0 +1,66 @@
+=== 第 9 页切片结果 ===
+图片: page_9.png
+MD5: a0f4f9f366a1ca5a79237df39dfcb248
+文本长度: 1168 字符
+切片大小: 500 字符
+切片数量: 3 个
+
+--- Chunk 0 ---
+长度: 500 字符
+内容:
+"$($’$$!ABC?}~
+DEFq&$!!!DEFef56"ls56#Z~78$
+"$($’$’!AIC
+DNF~X12345?OCk7Mk7rs_fl?jY#tDNFu\\L2H#?@u\\
+92Hm#vwT9?6D~Z]\%&(00$
+"$($’$"!AICJ&
+DNFfl~GCD|W_‘r|GH#D|W_‘r|GH~bBc(+B ?d0jZ~[B$
+xUPk?DNFZcyfg?^P$
+"$($’$(!ABC(8KL
+q&$!"!DEFnyGH56"ls56m#DEF["lEFT9Z~C\j2Y$DEF%"
+l‘+p_‘q+vZ~nP$
+"$($"!KL
+"$($"$!!KCDEF~
+a3?Fm3&WIJ?)*m#?FH~C3gef’?.gW=h#ijK.2?Fk]5z
+?\pk]mf!:?@WIJA?\]Lf"$.gZ~nP?F~C?ef#\pk]mfT?F
+{lVZ~p\?Fof?"p#b?F\pk].gXb~CUqC3gFBof?afsrs_
+~C?ef$
+"$($"$$!KLMN(8KL
+C9:0)?STb#?@n^~b+zKny?@#0_Z~Cgh7CHY2$1234
+
+--- Chunk 1 ---
+长度: 500 字符
+内容:
+5q
+&$%!AB56"ls56N#@q&$!#!?@IJnyGH56"ls56m#?@nyGH\j\?F
+Cgh7CH|Z~CY2#b?Fj\5zZ~CR2$
+"$($(!OP}~
+q&$!%!%&56"ls56N#12345?}i2Z~HF(V#b}~?n!Wef_+$
+"$($&!QRpST91
+12345a3GC’(#4q&$!&!’()*+z’56"ls56m#’(p’(.5T))
+uZ~78W"a#b$
+"$($#!YZ[\}~
+12345a3GCJKLM#4q&$!’!JKLMef56"ls56m#JKLMpLM[5
+Twxi2Z~78W"a#b$
+"$($)!NO
+"$($)$!!NOpS
+12345?BCH&b|~CBV)#ZEBCC3g1/?#$BV)#bQ2KO<5G?
+B{+UBV)$
+"$($)$$!NOPUV~
+q&$!(!BCDKLf56"ls56#BC?\9uDK)Z~p\%+00$
+"$&!WXGY8Z3[\
+"$&$!!]^,-
+/"!12345,-?N%~!",-./.0)uv#bH\&\’(?i2#0qrG91Y
+ZK0)12345#)0)Zt.
+
+--- Chunk 2 ---
+长度: 168 字符
+内容:
+k?PQ*A\9$
+1"!t0)12.YZ+<,m-)X&+’m!aC12345MT.%W_!GH.n.%W
+C_!Gs.B"#~r6_st?3/’$
+2"!C,-./.0)12H~0)&$0>$’/0(&’+1(&’n2(nYZ+<?>T~]\
+Wn\x34T>#+<st?>T~]\Wn\p534T>$
+&
+!"!"#"#!$%%&
+